.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 85px;
    z-index: 100;
    transition: 0.3s;
}

.site-logo {
    width: 169px;
    height: 85px;
    display: flex;
    align-items: center;
    position: relative;
    transition: 0.3s;
}

.site-logo .non-sticky {
    opacity: 1;
    transition: 0.3s;
}

.site-logo .for-sticky {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translate(0, -50%);
    width: 100%;
    opacity: 0;
    transition: 0.3s;
}

.header-menu {
    width: 100%;
    height: 85px;
    text-align: right;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    transition: 0.3s;
}

.main-navigation {
    position: relative;
}

.toggle-button {
    display: none;
    width: 35px;
    height: 20px;
    background: transparent;
    outline: none;
    border: none;
    padding: 0;
    position: relative;
    z-index: 3;
}

.toggle-button span {
    width: 100%;
    height: 3px;
    background: #ffffff;
    display: block;
    margin-bottom: 5px;
    position: relative;
    top: 0;
    transition: 0.3s;
}

.toggle-button span:last-child {
    margin-bottom: 0;
}

.sticky-header .toggle-button span {
    background: #2a1919;
    transition: 0.3s;
}

.toggle-menu .toggle-button span {
    background: #ff4f00;
}

.toggle-menu .toggle-button span:nth-child(1) {
    transform: rotate(45deg);
    top: 8px;
}

.toggle-menu .toggle-button span:nth-child(2) {
    opacity: 0;
}

.toggle-menu .toggle-button span:nth-child(3) {
    transform: rotate(-45deg);
    top: -8px;
}

.main-navigation ul.menu {
    margin: 0;
    padding: 0;
    font-size: 0;
    list-style: none;
}

.menu-item {
    display: inline-block;
    margin-left: 40px;
}

.menu-item:first-child {
    margin-left: 0;
}

.menu-item a {
    font-size: 16px;
    line-height: 24px;
    color: #ffffff;
    font-weight: 600;
    position: relative;
    transition: 0.3s;
    letter-spacing: .01em;
}

.menu-item a:hover {
    color: #ff4f00;
}

.menu-item a.add-to-cart:before {
    content: '';
    position: absolute;
    top: 55%;
    left: 55%;
    transform: translate(-50%, -50%);
    width: 35px;
    height: 35px;
    background: #ff4f00;
    border-radius: 50%;
    opacity: 0;
    transition: 0.3s;
    z-index: -1;
}

.menu-item a.add-to-cart:hover:before {
    opacity: 1;
}


.site-header.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    height: 70px;
    background: #ffffff;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    transition: 0.3s;
}

.sticky-header .site-logo,
.sticky-header .header-menu {
    height: 70px;
    transition: 0.3s;
}

.sticky-header .site-logo .for-sticky {
    opacity: 1;
    transition: 0.3s;
}

.sticky-header .site-logo .non-sticky {
    opacity: 0;
    transition: 0.3s;
}

.sticky-header .menu-item a {
    color: #222222;
    transition: 0.3s;
}

.sticky-header .menu-item a:hover {
    color: #ff4f00;
}

.sticky-header .menu-item a.add-to-cart:before {
    background: #2a1919;
    opacity: 1;
    transition: 0.3s;
}

.sticky-header .menu-item a.add-to-cart:hover:before {
    background: #ff4f00;
}


.mobile-social-icon {
    position: fixed;
    bottom: 0;
    right: -400px;
    width: 320px;
    z-index: 100;
    display: none;
    opacity: 0;
    transition: 0.5s;
}

.toggle-menu .mobile-social-icon {
    right: 0;
    opacity: 1;
    transition: 0.6s;
    transition-delay: 0.6s;
}